columns format version: 1
18 columns:
`hostname` LowCardinality(String)
`event_date` Date
`event_time` DateTime
`event_time_microseconds` DateTime64(6)
`id` UInt64
`parent_ids` Array(UInt64)
`plan_step` UInt64
`plan_group` UInt64
`initial_query_id` String
`query_id` String
`name` LowCardinality(String)
`elapsed_us` UInt64
`input_wait_elapsed_us` UInt64
`output_wait_elapsed_us` UInt64
`input_rows` UInt64
`input_bytes` UInt64
`output_rows` UInt64
`output_bytes` UInt64
